Mr Cool Mini Splits, DIY HVAC & Heat Pumps

2117 products

The Kentucky brand that made mini-split installs a weekend project — pre-charged DIY line sets, no HVAC tech required, and the warranty stays intact when you install it yourself. Pro-install lines too: Olympus, VersaPro, and Universal.

Authorized MRCOOL Dealer DIY & pro-install series 7-yr compressor / 5-yr parts (DIY) Powerful Central HVAC

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White MRCOOL mini split with included accessories and 25 ft line set

Wall-mounted mini split HVAC system with indoor unit, outdoor unit, and remote

MRCOOL MRCOOL DIY® 5th Gen E Star 36,000 BTU Single Zone Mini Split Complete System with 25 Ft. Line Set, 230V (DIY-36-HP-WM-230D25-O)

$3,769.00 $4,499.00SAVE 16%

In Stock — Est. Delivery Sep 3rd-12th

$3,769.00 $4,499.00SAVE 16%

White mini split units with remote control and included line set

MRCOOL MRCOOL DIY® 5th Gen E Star 24,000 BTU Single Zone Mini Split Complete System with 25 Ft. Line Set, 230V (DIY-24-HP-WM-230D25-O)

$3,329.00 $3,899.00SAVE 14%

In Stock — Est. Delivery Sep 3rd-12th

$3,329.00 $3,899.00SAVE 14%

MRCOOL mini split system kit with indoor unit, outdoor unit, remote, and connecting lines

MRCOOL MRCOOL DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Complete System with 25 Ft. Line Set, 230V (DIY-18-HP-WM-230D25-O)

$2,909.00 $3,499.00SAVE 16%

In Stock — Est. Delivery Sep 3rd-12th

$2,909.00 $3,499.00SAVE 16%

Mini split HVAC bundle with indoor and outdoor units, remote, and insulated line set

MRCOOL MRCOOL DIY® 5th Gen E Star 9,000 BTU Single Zone Mini Split Complete System with 25 Ft. Line Set, 115V (DIY-09-HP-WM-115D25-O)

$2,329.00 $2,899.00SAVE 19%

In Stock — Est. Delivery Sep 3rd-12th

$2,329.00 $2,899.00SAVE 19%

MRCOOL heat pump split system with grey outdoor unit, white air handler, and wireless controller

MRCOOL heat pump outdoor condenser unit with front fan grille and service panel

MRCOOL MRCOOL VersaPro 2nd Gen Central Split System with 24K BTU, 2 Ton, 18.1 SEER2, Heat Pump Condenser and Ducted Air Handler (MVP-24-HP-230A00-O)

$2,686.00 $3,119.00SAVE 13%

In Stock — Est. Delivery Sep 3rd-12th

$2,686.00 $3,119.00SAVE 13%

MRCOOL VersaPro heat pump split system with grey outdoor unit and ducted air handler

MRCOOL MRCOOL VersaPro 2nd Gen Central Split System with 60K BTU, 5 Ton, 15.2 SEER2, Heat Pump Condenser and Ducted Air Handler (MVP-60-HP-230A00-O)

$4,185.00 $4,449.00SAVE 5%

In Stock — Est. Delivery Sep 3rd-12th

$4,185.00 $4,449.00SAVE 5%

MRCOOL LineGuard 4.5 in line set cover kit box with white insulation covers and fittings

MRCOOL LineGuard white line set cover kit pieces: multiple straight covers and connectors

MRCOOL MRCOOL LineGuard 4.5" 16-Piece Complete Line Set Cover Kit for Ductless Mini-Split or Central System (MLG450)

$132.00 $199.00SAVE 33%

In Stock — Est. Delivery Sep 3rd-12th

$132.00 $199.00SAVE 33%

White metal condenser wall mount bracket with included hardware and fasteners

MRCOOL outdoor condenser unit mounted on a brick wall with visible wall brackets

MRCOOL MRCOOL Condenser Wall Mounting Kit for 24K & 36K BTU Ductless Split Systems (MB440A)

$121.00 $149.00SAVE 18%

Out of Stock — Est. Restock 2-4 Weeks

$121.00 $149.00SAVE 18%

MRCOOL mini-split condenser wall mount kit contents: mounting brackets, bolts, washers

MRCOOL mini-split condenser mounted to a wall using the included wall bracket kit

MRCOOL MRCOOL Condenser Wall Mounting Kit for 9K to 18K BTU MrCool Ductless Mini Split System (MB176)

$77.00 $99.00SAVE 22%

In Stock — Est. Delivery Sep 3rd-12th

$77.00 $99.00SAVE 22%

MRCOOL insulated line set with coiled gray tubing, copper fittings, and black cable

MRCOOL insulated line set coil of gray tubing with copper end fittings

MRCOOL MRCOOL 25 Ft. 1/4" x 1/2" Line Set for 18K Indoor Olympus and Advantage Series Air Handlers (MC25-1412)

$137.00 $199.00SAVE 31%

In Stock — Est. Delivery Sep 3rd-12th

$137.00 $199.00SAVE 31%

Coiled insulated refrigerant line set with copper ends and bundled electrical wires

Coiled insulated refrigerant line set with copper flare fittings and end valves

MRCOOL MRCOOL 50 Ft. 1/4" x 1/2" Flared Line Set Kit for 18K Indoor Olympus and Advantage Series Air Handlers (MC50-1412)

$315.00 $399.00SAVE 21%

In Stock — Est. Delivery Sep 3rd-12th

$315.00 $399.00SAVE 21%

Electric heat kit with metal housing, heating coils, and wiring harness

Electric heat kit inside view with control board, wiring, and heating coil bundles

MRCOOL MRCOOL 15 kW Heat Kit for the MRCOOL Central Ducted Air Handler (CENTRALHK15)

$249.00 $299.00SAVE 16%

Low Stock — Est. Delivery Sep 3rd-12th

$249.00 $299.00SAVE 16%

Air conditioner line set with coiled light blue tubing, copper fittings, and black cable

Coiled light blue AC line set with copper tubing and brass end fittings

MRCOOL MRCOOL 25 Ft. 1/4" x 3/8" Line Set for 9K Indoor Olympus and Advantage Series Air Handlers (MC25-1438)

$126.00 $199.00SAVE 36%

Low Stock — Est. Delivery Sep 3rd-12th

$126.00 $199.00SAVE 36%

Electric heat kit assembly with finned metal heating elements and control wiring

Duct heat kit with open housing, finned coils, and circuit control module

MRCOOL MRCOOL 10 kW Heat Kit for MRCOOL Central Ducted Air Handler (CENTRALHK10)

$249.00 $249.95

Out of Stock — Est. Restock 2-4 Weeks

$249.00 $249.95

Insulated air conditioner line set with light blue tubing, brass fittings, and wiring bundle

Coiled insulated air conditioner line set with light blue tubing and copper ends, brass fittings

MRCOOL MRCOOL 16 Ft. 1/4" x 1/2" Line Set for 18K Indoor Olympus and Advantage Series Air Handlers (MC16-1412)

$133.00 $199.00SAVE 33%

In Stock — Est. Delivery Sep 3rd-12th

$133.00 $199.00SAVE 33%

AC line set with pale blue insulated refrigerant tubes, copper fittings, and black electrical cable

AC line set with pale blue insulated refrigerant tubes and copper/brass end fittings

MRCOOL MRCOOL 16 Ft. 1/4" x 3/8" Line Set for 9K Indoor Olympus and Advantage Series Air Handlers (MC16-1438)

$121.00 $199.00SAVE 39%

Low Stock — Est. Delivery Sep 3rd-12th

$121.00 $199.00SAVE 39%

White window air conditioner with front control panel and vented grille

U-shaped window air conditioner, white unit with front grille and display window

MRCOOL MRCOOL 8K BTU U-Shaped Window Air Conditioner (MWUC08T115)

$359.00 $449.00SAVE 20%

Discontinued

$359.00 $449.00SAVE 20%

Electric heat kit module with metal heating coils and internal wiring

Ducted heat kit module showing control board, wiring harness, and metal heater tubes

MRCOOL MRCOOL 8 kW Heat Kit for the MRCOOL Central Ducted Air Handler (CENTRALHK08)

$199.00 $249.95SAVE 20%

Low Stock — Est. Delivery Sep 3rd-12th

$199.00 $249.95SAVE 20%

MRCOOL mini thermostat in white with digital display and control buttons

MRCOOL mini thermostat back view, white with mounting hooks and label

MRCOOL MRCOOL Smart HVAC Mini Stat in White (MTSK02)

$98.00 $149.00SAVE 34%

In Stock — Est. Delivery Sep 3rd-12th

$98.00 $149.00SAVE 34%

Ducted air handler heat kit with metal heating coils, control panel, and wiring harness

MRCOOL MRCOOL 20 kW Heat Kit for the MRCOOL Central Ducted Air Handler (CENTRALHK20)

$442.00 $699.95SAVE 36%

In Stock — Est. Delivery Sep 3rd-12th

$442.00 $699.95SAVE 36%

MRCOOL® mini split cleaning care kit box with blue branding and white end panel

Open MRCOOL® mini split cleaning care kit case with bottles, tools, and tubing

MRCOOL MRCOOL® Mini Split Cleaning Care Kit (MMCK01)

$79.99 $99.99SAVE 20%

In Stock — Est. Delivery Sep 3rd-12th

$79.99 $99.99SAVE 20%

Air conditioner line set kit with coiled light-blue insulated refrigerant lines, copper fittings, black cable

Air conditioner line set kit with coiled light-blue insulated refrigerant lines and copper flared end fittings

MRCOOL MRCOOL 50 Ft. 1/4" x 3/8" Flared Line Set Kit for 9K & 12K Indoor Olympus and Advantage Series Air Handlers (MC50-1438K)

$406.00 $479.00SAVE 15%

In Stock — Est. Delivery Sep 3rd-12th

$406.00 $479.00SAVE 15%

Brass DIY air handler coupler set with 75 ft insulated MC-5 cable and wire pigtails

Brass air handler coupler pair with threaded fittings and hex union connections

MRCOOL MRCOOL DIY Coupler for 9K, 12K or 18K Air Handlers with 75 Ft. MC-5 Cable (DIYCOUPLER-1412K75C)

$427.00 $499.00SAVE 14%

In Stock — Est. Delivery Sep 3rd-12th

$427.00 $499.00SAVE 14%

Cased upflow evaporator coil unit with insulated top and side refrigerant fittings

Cased upflow evaporator coil unit with service valves on the side panel

MRCOOL MRCOOL Signature 24K BTU, 2 Ton, 16 SEER, Upflow Cased Evaporator Coil - 17.5-Inch Cabinet (MCVP24BNPA)

$386.00 $449.00SAVE 14%

Out of Stock — No restock estimate

$386.00 $449.00SAVE 14%

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About MrCool Mini Splits & Ductless HVAC Systems – DIY, Advantage & More

Mr Cool delivers innovative, energy-efficient HVAC solutions trusted by thousands for DIY installs and pro performance. Discover Mr Cool mini splits & DIY HVAC at Home Outlet Direct. Energy-efficient 5th Gen systems with easy No-Vac install, free shipping & up to 20% off. Shop now!

FAQs About MrCool Mini Splits & Ductless HVAC Systems – DIY, Advantage & MoreFAQs

MrCool Mini Splits & Ductless HVAC Systems – DIY, Advantage & More — buying, delivery, and installation

Can I install Mr Cool DIY mini splits myself?

Yes, Mr Cool DIY series uses pre-charged quick-connect lines – no vacuum pump needed, and it preserves the full warranty if instructions are followed.

What's the difference between Mr Cool DIY and Advantage?

DIY suits self-installs with app control and high SEER; Advantage offers pro-grade efficiency for traditional setups at lower cost.

How efficient are Mr Cool heat pumps?

Mr Cool systems hit 15-22 SEER2 with hyper heat for cold climates, outperforming window units while slashing utility costs.